Color

#2d90e6

#2d90e6
hex#2d90e6
rgbrgb(45, 144, 230)
hslhsl(208, 79%, 54%)
oklchoklch(0.639 0.157 249.4)
Closest name: Fresh Blue of Bel Air (#069af3)Relative luminance 0.2622

Colors that go with #2d90e6

Charcoal, Copper and Amber lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#e6842d

#2de6e0 · #2d33e6

#e62d90 · #90e62d

Split-complementary

Open in tool →

#e62d33 · #e6e02d

#e02de6 · #e6842d · #33e62d

Contrast

#2d90e6 as textRatioAAAA largeAAAFix
Aaon white
3.36:1failpassfail
  • AA: use #1879cd as the text (4.51:1)
  • AAA: use #125b9b as the text (7.01:1)
  • AA: or shift the background to #242424 (4.62:1)
Aaon black
6.24:1passpassfail
  • AAA: use #3f9ae9 as the text (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2d90e6 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#2d90e6 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d90e6
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #2d90e6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d90e6-9cadc4-df4e51-1f212d-e9f1f1?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md